/ Flights / Southwest Airlines / WN3957

WN3957 Flight Status Southwest Airlines: Las Vegas to Seattle (SWA3957)

Are you looking for the June 5th, 2026 WN 3957 St. Louis to Chicago flight? Click here to go to our WN3957 St. Louis to Chicago Flight Status page >

WN 3957 Las Vegas to Seattle Flight Status

Southwest Airlines Flight WN3957 from Las Vegas McCarran International Airport LAS to Seattle Tacoma International Airport SEA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 28th, 2026.
Check the table below for WN3957's most recent flight history:

WN 3957 Flight Status & Schedule

Date Departure Arrival Status
Feb 28 21:23 23:35
Landed
 Track >
Feb 21 21:17 23:22
Landed
 Track >
Feb 14 21:32 23:31
Landed
 Track >
< All LAS Departures All SEA Arrivals >

Southwest Airlines WN 3957 Las Vegas to Seattle Flight Information

Southwest Airlines Flight WN3957 connects Las Vegas, United States to Seattle, United States, taking off from Las Vegas McCarran International Airport LAS and landing at Seattle Tacoma International Airport SEA.

How long is the WN3957 flight from Las Vegas to Seattle?

The average flight time from Las Vegas to Seattle is 2 hours and 5 minutes. The flight distance is 1395 km / 867 miles and the average flight speed is 669 km/h / 416 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3957 Las Vegas to Seattle?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3957 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN3957 arriving at?

Flight WN3957 arrives at Seattle Tacoma International Airport (SEA) Terminal S.

When was the latest WN3957 flight?

The latest flight took off on Sunday, March 1st, 2026 with the flight status being Landed on 23:35.

How else can the flight WN3957 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3957, WN 3957, SWA 3957.

How often is flight WN3957 delayed?

On average, 0% of all WN3957 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN3957 flight or baggage issues?

If your WN3957 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN3957 Flight Tracker above for more details.

WN3957 and Las Vegas LAS to Seattle SEA Flights

Other flights departing from Las Vegas LAS: WN1343, WN4967, WN2507, WN1689

Other flights arriving at Seattle SEA: AA3137, WN2305, DL2036, SY8772

All flights connecting Las Vegas LAS to Seattle SEA.

WN3957 Southwest Airlines Flight: Las Vegas to Seattle Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: KJ6902 U69006 QE903 A24259 AF4001 AC2008 H5334 KJ6395 UP718 MO1448
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.